diff options
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index d26a279796d..c8bf6ea000d 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -831,6 +831,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used) struct perf_evsel *pos; struct perf_evlist *evsel_list; struct perf_record *rec = &record; + char errbuf[BUFSIZ]; perf_header__set_cmdline(argc, argv); @@ -884,11 +885,24 @@ int cmd_record(int argc, const char **argv, const char *prefix __used) goto out_symbol_exit; } - perf_target__validate(&rec->opts.target); + err = perf_target__validate(&rec->opts.target); + if (err) { + perf_target__strerror(&rec->opts.target, err, errbuf, BUFSIZ); + ui__warning("%s", errbuf); + } + + err = perf_target__parse_uid(&rec->opts.target); + if (err) { + int saved_errno = errno; - if (perf_target__parse_uid(&rec->opts.target) < 0) + perf_target__strerror(&rec->opts.target, err, errbuf, BUFSIZ); + ui__warning("%s", errbuf); + + err = -saved_errno; goto out_free_fd; + } + err = -ENOMEM; if (perf_evlist__create_maps(evsel_list, &rec->opts.target) < 0) usage_with_options(record_usage, record_options); |